<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style type="text/css">
			html,
			body {
				width: 100%;
				height: 100%;
				background-size: 100% 100%;
			}
		</style>
	</head>
	<body style="background-image: url(img/720.jpg); background-repeat:no-repeat;">
		<div class="jr">
			<a href="cdenglu.html"><button type="button">进入</button></a> 
		</div>
	</body>
</html>
